What’s Vulnerable › Vulnerabilities

CVE-2025-5501: Open5GS NGAP PathSwitchRequest Message ngap-handler.c ngap_handle_path_switch_request_transfer assertion

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-06-03 · updated 2026-06-17
• Weakness: CWE-617

Description

A vulnerability classified as problematic was found in Open5GS up to 2.7.3. Affected by this vulnerability is the function ngap_handle_path_switch_request_transfer of the file src/smf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to reachable assertion. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named 2daa44adab762c47a8cef69cc984946973a845b3. It is recommended to apply a patch to fix this issue.

Affected products

• Open5GS: through 2.7.3

References

• https://github.com/open5gs/open5gs/commit/2daa44adab762c47a8cef69cc984946973a845b3
• https://github.com/open5gs/open5gs/issues/3909
• https://github.com/open5gs/open5gs/issues/3909#issuecomment-2926682623
• https://github.com/user-attachments/files/20362183/AMF.crash.due.to.pathswitchrequest.zip
• https://vuldb.com/?ctiid.310915
• https://vuldb.com/?id.310915
• https://vuldb.com/?submit.582265
• https://github.com/open5gs/open5gs/issues/3909

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